// Generated from D:/desktop/code/gitee/dahuoyzs/compiler/src/test/java/antlr4/definitive/d4_expr/d4_4_1_data/g4/Data.g4 by ANTLR 4.13.1
package antlr4.definitive.d4_expr.d4_4_2_data.gen;
import org.antlr.v4.runtime.tree.ParseTreeListener;

/**
 * This interface defines a complete listener for a parse tree produced by
 * {@link DataParser}.
 */
public interface DataListener extends ParseTreeListener {
	/**
	 * Enter a parse tree produced by {@link DataParser#file}.
	 * @param ctx the parse tree
	 */
	void enterFile(DataParser.FileContext ctx);
	/**
	 * Exit a parse tree produced by {@link DataParser#file}.
	 * @param ctx the parse tree
	 */
	void exitFile(DataParser.FileContext ctx);
	/**
	 * Enter a parse tree produced by {@link DataParser#group}.
	 * @param ctx the parse tree
	 */
	void enterGroup(DataParser.GroupContext ctx);
	/**
	 * Exit a parse tree produced by {@link DataParser#group}.
	 * @param ctx the parse tree
	 */
	void exitGroup(DataParser.GroupContext ctx);
	/**
	 * Enter a parse tree produced by {@link DataParser#sequence}.
	 * @param ctx the parse tree
	 */
	void enterSequence(DataParser.SequenceContext ctx);
	/**
	 * Exit a parse tree produced by {@link DataParser#sequence}.
	 * @param ctx the parse tree
	 */
	void exitSequence(DataParser.SequenceContext ctx);
}